the latest being a CVT transmission system which uses a tilting sphere to get a variable speed output from a constant speed input. Video after the break. In [James]’ proof of concept RC vehicle ...

For example, consider the United States, where the incoming line frequency is usually 60 Hz at 120 V. If an engineer has an AC motor with two poles (a pole pair motor), then the motor's synchronous ...

Figure 7.1: Why use variable-frequency, variable-speed ac drives? Speed control of induction motors by means of variable-voltage, constant-frequency and variable-voltage, variable-frequency drives was ...